ABB ACH550-UH User Manual
Also see for ACH550-BCR: Installation, operation & maintenance manual
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Contents
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1-58 ACH550-UH User’s ManualApplication macrosInternal Timer macroThis macro configures for applications where a built-in timer starts and stops themotor. When using direct speed reference in AUTO mode or process PID, seeGeneral considerations on page 1-49.Momentarily activating digital input 3 (DI3) provides a boost function which operatesthe motor. See group 36, Timer Functions, for more information on setting up timers.Parameters Changed Relative to HVAC DefaultParameter Value Parameter Value9902 APPLIC MACRO 8 ( INT TIMER) 1601 RUN ENABLE 2 (DI2)1001 EXT1 COMMANDS 11 ( TIMER 1) 1609 START ENABLE 2 5 (DI5)1002 EXT2 COMMANDS 11 ( TIMER 1) 3601 TIMERS ENABLE 1 (DI1)1201 CONST SPEED SEL 0 ( NOT SEL ) 3622 BOOST SEL 3 (DI3)1401 RELAY OUTPUT 1 7 ( STARTED ) 3626 TIMER 1 SRC 31 ( P1+2+3+4+ B)1 SCR2 AI13 AGND4 10V5 AI26 AGND7 AO18 AO29 AGND10 24V11 GND12 DCOM13 DI114 DI215 DI316 DI417 DI518 DI619 RO1C20 RO1A21 RO1B22 RO2C23 RO2A24 RO2B25 RO3C26 RO3A27 RO3BX1+mAmAExternal reference 0(2)…10 V or 0(4)…20 mAReference voltage 10 VDCOutput frequency: 0(4)…20 mATimer enable: Activate to start/stop drive from timer (P 3601)Run permissive: Deactivate to stop drive (P 1601)Timer override: Activate to start drive (P 3622)Safety interlock 1: Deactivate to stop drive (P 1608)Safety interlock 2: Deactivate to stop drive (P 1609)Relay output 1 (P 1401)Default operation: Started =>19 connected to 21Relay output 2 (P 1402)Default operation: Running =>22 connected to 24Relay output 3 (P 1403)Default operation: Fault (-1) =>25 connected to 27Output current: 0(4)…20 mANot configuredAnalog input circuit commonPID feedback: 0(2)…10 V or 0(4)…20 mAAnalog output circuit commonAuxiliary voltage output +24 VDCAuxiliary voltage output commonDigital input common for allSignal cable shield (screen)Analog input circuit common(Fault => 25 connected to 26)+J1AI1: 0(4)… 20 mAAI2: 0(4) …20 mAONJ1 Jumper SettingsONON1 2J1 |
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